Table 2. Correlations between relative renal MR, SGK‐1 and other gene expression and variables in 51 geriatric cats

Genes and variables of interest	MR expression		SGK‐1 expression
	Spearman's correlation	P value	Spearman's correlation	P value
SGK‐1 expression	0.616	<0.001	‐	‐
TGF‐β1 expression	0.431	0.004	0.389	0.009
HIF‐1α expression	0.433	0.002	0.504	<0.001
COL1A1 expression	0.433	0.002	0.171	0.231
Serum creatinine	‐0.150	0.298	‐0.290	0.040
Serum magnesium	‐0.599	0.009	‐0.261	0.296
Interstitial fibrosis score	‐0.242	0.109	‐0.320	0.030